(A Boys 1970-81; 3A 1982 and 4A thereafter)
| YEAR | CHAMPION | COACH | FINAL | RUNNER-UP | |
| 56-62 | |||||
| 62-63 | St. John’s Holy Cross | Br. Whelan | 61-27 | Memorial | |
| 63-64 | St. John’s Brother Rice | Br. H. French | 34-31 | St. John’s Bishops | |
| 64-65 | St. John’s Holy Cross | Br. W.O. Cassidy | 44-41 | St. John’s Brother Rice | |
| 65-66 | St. John’s Brother Rice | Br. J.V. Stapleton | 57-39 | St. John’s Holy Cross | |
| 66-67 | St. John’s Holy Cross | Br. W.O. Cassidy/ Br. G.A. Fitzgerald | 89-74 | Goose Bay Sr. Varsity | |
| 67-68 | St. John’s Holy Cross | Br. P.A. Fitzgerald | 46-41 | St. John’s Brother Rice | |
| 68-69 | Argentia Bristol | 49-18 | St. John’s Brother Rice | ||
| 69-70 | Corner Brook Regina | Br. Follett Br. Warren | 59-39 | Baie Verte St. Pius X | |
| 70-71 | St. John’s Brother Rice | Br. A.A. Spurrell | (3-0) | Corner Brook Regina | |
| 71-72 | Corner Brook Regina | Br. Dawson | 63-49 | St. John’s Brother Rice | |
| 72-73 | Trepassey Stella Maris | Joe Wadden | 48-35 | Corner Brook Regina | |
| 73-74 | Corner Brook Regina | Br. A.A. Spurrell | 96-55 | St. John’s Brother Rice | |
| 74-75 | St. John’s Brother Rice | Br. Martin Cull | 72-66 | Corner Brook Regina | |
| 75-76 | St. John’s Brother Rice | Br. Martin Cull | 76-51 | Labrador City Goose | |
| 76-77 | St. John’s Brother Rice | Br. Martin Cull | 79-71 | Corner Brook Regina | |
| 77-78 | Corner Brook Regina | Br. A.A. Spurrell | 73-68 | St. John’s Gonzaga | |
| 78-79 | St. John’s Brother Rice | Br. Martin Cull | 2g-0 | Corner Brook Regina | |
| 79-80 | St. John’s Brother Rice | Br. Martin Cull | 67-66 | Corner Brook Regina | |
| 80-81 | St. John’s Brother Rice | Br. J.V. Reynolds | 74-67 | St. John’s Prince of Wales | |
| 81-82 | St. John’s Brother Rice | Br. J.V. Reynolds | 72-65 | Corner Brook Regina | |
| 82-83 | Corner Brook Regina | Br. A.A. Spurrell | 49-48 | St. John’s Booth Memorial | |
| 83-84 | St. John’s Brother Rice | Br. Bill Flood | 95-47 | Conception Bay South Holy Spirit | |
| 84-85 | St. John’s Brother Rice | Br. Bill Flood | 86-59 | Plum Point St. Augustine’s | |
| 85-86 | St. John’s Brother Rice | Br. Bill Flood | 86-58 | Deer Lake Elwood | |
| 86-87 | Corner Brook Regina | Br. A.A. Spurrell | 57-52 | Mount Pearl Central | |
| 87-88 | St. John’s Brother Rice | Br. Griffen | |||
| 88-89 | St. John’s Brother Rice | 77-65 | St. John’s Bishops College | ||
| 89-90 | St. John’s Beaconsfield | 96-84 | St. John’s Brother Rice | ||
| 90-91 | St. John’s Booth Memorial | John Elkins | 65-60 | Trepassey Stella Maris | |
| 91-92 | Corner Brook Regina | 88-72 | Mount Pearl Senior | ||
| 92-93 | Mount Pearl | Gary Sooley | 86-60 | St. John’s Beaconsfield | |
| 93-94 | Mount Pearl | Gary Sooley | 86-51 | St. John’s Brother Rice | |
| 94-95 | Mount Pearl | Gary Sooley | 85-67 | St. John’s Brother Rice | |
| 95-96 | St. John’s Brother Rice | P. Morgan/K. Malloy | 71-65 | Trepassey Stella Maris | |
| 96-97 | St. John’s Brother Rice | 77-68 | Deer Lake Elwood | ||
| 97-98 | Trepassey Stella Maris | R. Pennell/P. Malloy | 68-51 | St. John’s Holy Heart of Mary | |
| 98-99 | Mount Pearl O’Donel | Bernie Griffin | 83-70 | Deer Lake Elwood | |
| 99-00 | St. John’s Holy Heart of Mary | Ron Tobin | 61-56 | Mount Pearl O’Donel | |
| 00-01 | Mount Pearl O’Donel | Bill Didham | 85-79 | St. John’s Holy Heart of Mary | |
| 01-02 | Mount Pearl O’Donel | 94-83 | GF-Windsor Exploits Valley | ||
| 02-03 | Mount Pearl O’Donel | Bren O’Brien | 80-74 | St. John’s Prince of Wales | |
| 03-04 | St. John’s Prince of Wales | Yasir Kahn | 75-66 | St. John’s Bishops | |
| 04-05 | St. John’s Prince of Wales | Yasir Kahn | 50-47 | Corner Brook Herdman | |
| 05-06 | Mount Carmel St. Catherines | Tony Reardon | 74-68 | Goulds St. Kevin’s | |
| 06-07 | St. John’s Holy Heart of Mary | 79-77 | St. John’s Gonzaga | ||
| 07-08 | Corner Brook Regional | Steve Cave | 86-76 | St. John’s Holy Heart of Mary | |
| 08-09 | St. John’s Bishops | 80-63 | St. John’s Holy Heart of Mary | ||
| 09-10 | St. John’s Gonzaga | Mark English/ Leo Buckle | 71-60 | St. John’s Holy Heart of Mary | |
| 10-11 | St. John’s Holy Heart of Mary | Mount Pearl O’Donel | |||
| 11-12 | St. John’s Holy Heart of Mary | Blair White | 75-68 | Corner Brook Regional | |
| 12-13 | St. John’s Gonzaga | Yasir Khan | 95-59 | Corner Brook Regional | |
| 13-14 | St. John’s Gonzaga | Yasir Khan | 77-66 | Corner Brook Regional | |
| 14-15 | St. John’s Gonzaga | Ian Coultas | 68-59 | Corner Brook Regional | |
| 15-16 | Corner Brook Regional | Dean Barker | 94-55 | St. John’s Gonzaga | |
| 16-17 | St. John’s Prince of Wales | Dave Shafe | 67-62 | St. John’s Holy Heart of Mary | |
| 17-18 | St. John’s Holy Heart of Mary | Dave Banfield | 81-59 | St. John’s Gonzaga | |
| 18-19 | St. John’s Holy Heart of Mary | Dave Banfield | 91-59 | St. John’s Gonzaga | |
| 19-20 | CANCELLED | (covid-19 pandemic) | —– | ———————- | |
| 20-21 | CANCELLED | (covid-19 pandemic) | —– | ———————- | |
| 21-22 | Mount Pearl O’Donel | Cameron Tobin | 99-62 | St. John’s Gonzaga | |
| 22-23 | St. John’s Gonzaga | Mount Pearl O’Donel | |||
| 23-24 | St. John’s Gonzaga | 86-78 | Mount Pearl Senior | ||
| 24-25 | St. John’s Gonzaga | Pat Slaney | 71-53 | Mount Pearl O’Donel | |